Function hasEnv

hasEnv(k: string): boolean
Check if an environment variable exists.
Parameters
- k: string
  Environment variable name
Returns boolean
Remarks
- This only checks whether the variable key is present in the environment object.
- It does not check whether the value is empty.
Example
```
if (hasEnv("CI")) {
  console.log("Running in CI environment");
}
```
- Defined in packages/@js-utils-kit/env/src/env.ts:86